void ExprSMTLIBPrinter::printUpdatesAndArray(const UpdateNode *un,
const Array *root) {
if (un != NULL) {
*p << "(store ";
p->pushIndent();
printSeperator();
// recurse to get the array or update that this store operations applies to
printUpdatesAndArray(un->next, root);
printSeperator();
// print index
printExpression(un->index, SORT_BITVECTOR);
printSeperator();
// print value that is assigned to this index of the array
printExpression(un->value, SORT_BITVECTOR);
p->popIndent();
printSeperator();
*p << ")";
} else {
// The base case of the recursion
*p << root->name;
}
}
void ExprSMTLIBPrinter::printSelectExpr(const ref<SelectExpr> &e,
ExprSMTLIBPrinter::SMTLIB_SORT s) {
// This is the if-then-else expression
*p << "(" << getSMTLIBKeyword(e) << " ";
p->pushIndent(); // add indent for recursive call
// The condition
printSeperator();
printExpression(e->getKid(0), SORT_BOOL);
/* This operator is special in that the remaining children
* can be of any sort.
*/
// if true
printSeperator();
printExpression(e->getKid(1), s);
// if false
printSeperator();
printExpression(e->getKid(2), s);
p->popIndent(); // pop indent added for recursive call
printSeperator();
*p << ")";
}
void printSelectStatementInfo(SelectStatement* stmt, uintmax_t numIndent) {
inprint("SelectStatement", numIndent);
inprint("Fields:", numIndent+1);
for (Expr* expr : *stmt->selectList) printExpression(expr, numIndent+2);
inprint("Sources:", numIndent+1);
printTableRefInfo(stmt->fromTable, numIndent+2);
if (stmt->whereClause != NULL) {
inprint("Search Conditions:", numIndent+1);
printExpression(stmt->whereClause, numIndent+2);
}
if (stmt->unionSelect != NULL) {
inprint("Union:", numIndent+1);
printSelectStatementInfo(stmt->unionSelect, numIndent+2);
}
if (stmt->order != NULL) {
inprint("OrderBy:", numIndent+1);
printExpression(stmt->order->expr, numIndent+2);
if (stmt->order->type == kOrderAsc) inprint("ascending", numIndent+2);
else inprint("descending", numIndent+2);
}
if (stmt->limit != NULL) {
inprint("Limit:", numIndent+1);
inprint(stmt->limit->limit, numIndent+2);
}
}
void printOperatorExpression(Expr* expr, uintmax_t numIndent) {
if (expr == NULL) {
inprint("null", numIndent);
return;
}
switch (expr->op_type) {
case Expr::SIMPLE_OP:
inprintC(expr->op_char, numIndent);
break;
case Expr::AND:
inprint("AND", numIndent);
break;
case Expr::OR:
inprint("OR", numIndent);
break;
case Expr::NOT:
inprint("NOT", numIndent);
break;
default:
inprintU(expr->op_type, numIndent);
break;
}
printExpression(expr->expr, numIndent+1);
if (expr->expr2 != NULL) printExpression(expr->expr2, numIndent+1);
}
void printExpression(Expression e) {
if (e->operator == CONSTANT) {
printf ("%s", (e->atom==TRUE ? "true" :"false"));
return;
}
if (e->operator == IDENTIFIER) {
printf("%s", identifiers[e->atom]);
return;
}
if (e->operator == NEG) {
printf ("!");
printExpression(e->operand1);
return;
}
printf("(");
printExpression(e->operand1);
switch(e->operator) {
case EQUIV:
printf (" <=> ");
break;
case IMPLIES:
printf (" => ");
break;
case AND:
printf ("*");
break;
case OR:
printf (" + ");
break;
}
printExpression(e->operand2);
printf(")");
}
void ExprSMTLIBPrinter::printNotEqualExpr(const ref<NeExpr> &e) {
*p << "(not (";
p->pushIndent();
*p << "="
<< " ";
p->pushIndent();
printSeperator();
/* The "=" operators allows both sorts. We assume
* that the second argument sort should be forced to be the same sort as the
* first argument
*/
SMTLIB_SORT s = getSort(e->getKid(0));
printExpression(e->getKid(0), s);
printSeperator();
printExpression(e->getKid(1), s);
p->popIndent();
printSeperator();
*p << ")";
p->popIndent();
printSeperator();
*p << ")";
}
void printMoveStatement(FILE* file, IR_myStatement statement, int spaceNum)
{
fprintf(file, "Move(");
printExpression(file, statement->u.move.dst, spaceNum + 2);
indentAndPrintToFile(file, spaceNum, ", ");
printExpression(file, statement->u.move.src, spaceNum + 2);
indentAndPrintToFile(file, spaceNum, ")\n");
}
void printBinOperation(FILE* file, IR_myExp exp, int spaceNum)
{
fprintf(file, "BinOperation(%s, ", g_binOperatorStr[exp->u.binOperation.op]);
printExpression(file, exp->u.binOperation.left, spaceNum + 2);
indentAndPrintToFile(file, spaceNum, ", ");
printExpression(file, exp->u.binOperation.right, spaceNum + 2);
indentAndPrintToFile(file, spaceNum, ")\n");
}
void ExprSMTLIBPrinter::printCastToSort(const ref<Expr> &e,
ExprSMTLIBPrinter::SMTLIB_SORT sort) {
switch (sort) {
case SORT_BITVECTOR:
if (humanReadable) {
p->breakLineI();
*p << ";Performing implicit bool to bitvector cast";
p->breakLine();
}
// We assume the e is a bool that we need to cast to a bitvector sort.
*p << "(ite";
p->pushIndent();
printSeperator();
printExpression(e, SORT_BOOL);
printSeperator();
*p << "(_ bv1 1)";
printSeperator(); // printing the "true" bitvector
*p << "(_ bv0 1)";
p->popIndent();
printSeperator(); // printing the "false" bitvector
*p << ")";
break;
case SORT_BOOL: {
/* We make the assumption (might be wrong) that any bitvector whos unsigned
*decimal value is
* is zero is interpreted as "false", otherwise it is true.
*
* This may not be the interpretation we actually want!
*/
Expr::Width bitWidth = e->getWidth();
if (humanReadable) {
p->breakLineI();
*p << ";Performing implicit bitvector to bool cast";
p->breakLine();
}
*p << "(bvugt";
p->pushIndent();
printSeperator();
// We assume is e is a bitvector
printExpression(e, SORT_BITVECTOR);
printSeperator();
*p << "(_ bv0 " << bitWidth << ")";
p->popIndent();
printSeperator(); // Zero bitvector of required width
*p << ")";
if (bitWidth != Expr::Bool)
std::cerr << "ExprSMTLIBPrinter : Warning. Casting a bitvector (length "
<< bitWidth << ") to bool!" << std::endl;
} break;
default:
assert(0 && "Unsupported cast!");
}
}
void showExpSet(char *name, int size, Expression expset[]) {
int i;
printf("%s = [\n", name);
for (i=0; i + 1 < size; i++) {
printf(" ");
printExpression(expset[i]);
printf(" ;\n");
}
printf(" ");
printExpression(expset[i]);
printf("\n]\n");
}
void Expression1::printExpression()
{
if(altNum == 1) {
trm->printTrm();
} else if(altNum == 2){
trm->printTrm();
cout<<"+";
printExpression();
} else if(altNum ==3) {
trm->printTrm();
cout<<"-";
printExpression();
}
}
void printExpression( const LNZprogram* p, u32 expression, u32 level,
const LNZprogram* names ){
u64 ind = indexHelper( p, expression, names );
if( ind && level ){
u64 len;
const u8* name;
if( names != NULL )
name = getName( names->names, ind, &len );
else
name = getName( p->names, ind, &len );
for( u64 i = 0; i < len; ++i )
putchar( (int)name[ i ] );
}else{
if( p->heap[ expression ].type == LNZ_LAMBDA_TYPE ){
printf( "\\" );
ind = 0;
while( p->heap[ expression ].type == LNZ_LAMBDA_TYPE && !ind ){
printf( "l%u", expression );
expression = p->heap[ expression ].data;
++level;
ind = getIndex( p->pointers, (const u8*)( &expression ), sizeof( u32 ) );
if( p->heap[ expression ].type == LNZ_LAMBDA_TYPE && !ind )
printf( " " );
else{
printf( "." );
printExpression( p, expression, level + 1, names );
}
}
}else if( p->heap[ expression ].type == LNZ_APPLICATION_TYPE ){
u32 low = p->heap[ expression ].data & (u32)( -1 );
u32 high = p->heap[ expression ].data >> 32;
ind = indexHelper( p, high, names );
u64 lind = indexHelper( p, low, names );
if( p->heap[ low ].type == LNZ_LAMBDA_TYPE && !lind ){
printf( "[" );
printExpression( p, low, level + 1, names );
printf( "]" );
}else
printExpression( p, low, level + 1, names );
if( ( p->heap[ high ].type == LNZ_APPLICATION_TYPE ||
p->heap[ high ].type == LNZ_LAMBDA_TYPE ) && !ind ){
printf( " [" );
printExpression( p, high, level + 1, names );
printf( "]" );
}else{
printf( " " );
printExpression( p, high, level + 1, names );
}
}else if( p->heap[ expression ].type == LNZ_STRING_TYPE ){
void printExpression(struct Expression *expr, int depth) {
if (expr == NULL) {
printf("%*sNothing\n", depth, "");
return;
}
if (expr->type == BRIDI) {
printf("%*sbridi\n", depth, "");
printf("%*sPredicate:\n", depth, "");
printExpression(expr->pred, depth + 2);
printf("%*sx1:\n", depth, "");
printExpression(expr->x1, depth + 2);
printf("%*sx2:\n", depth, "");
printExpression(expr->x2, depth + 2);
printf("%*sx3:\n", depth, "");
printExpression(expr->x3, depth + 2);
printf("%*sx4:\n", depth, "");
printExpression(expr->x4, depth + 2);
printf("%*sx5:\n", depth, "");
printExpression(expr->x5, depth + 2);
} else if (expr->type == GISMU) {
printf("%*sgismu: %s\n", depth, "", expr->word);
} else if (expr->type == CMAVO) {
printf("%*scmavo: %s\n", depth, "", expr->word);
} else if (expr->type == TANRU) {
printf("%*stanru\n", depth, "");
printf("%*stanru base:\n", depth, "");
printExpression(expr->tanru_base, depth + 2);
printf("%*stanru descriptor:\n", depth, "");
printExpression(expr->tanru_desc, depth + 2);
}
}
int main() {
char* strMid = "9+(3-1)*3+10/2+1000*10";
Sequence mid;
initSequence(&mid);
initMid(&mid, strMid);
printExpression(&mid);
Sequence post;
initSequence(&post);
initPost(&mid, &post);
printExpression(&post);
printf("Result=%d\n", calculate(&post));
return 0;
}
void printJumpStatement(FILE* file, IR_myStatement statement, int spaceNum)
{
fprintf(file, "Jump(");
printExpression(file, statement->u.jump.exp, spaceNum + 2);
indentAndPrintToFile(file, spaceNum, ")\n");
}
void printCJumpStatement(FILE* file, IR_myStatement statement, int spaceNum)
{
fprintf(file, "CJump(%s, ", g_relOperatorStr[statement->u.cjump.op]);
printExpression(file, statement->u.cjump.left, spaceNum + 2);
indentAndPrintToFile(file, spaceNum, ", ");
printExpression(file, statement->u.cjump.right, spaceNum + 2);
indentAndPrintToFile(file, spaceNum, ", ");
myLabel trueLabel = statement->u.cjump.trueLabel;
fprintf(file, "%s, ", trueLabel == NULL ? "empty" : MySymbol_GetName(trueLabel));
myLabel falseLabel = statement->u.cjump.falseLabel;
fprintf(file, "%s, ", falseLabel == NULL ? "empty" : MySymbol_GetName(falseLabel));
indentAndPrintToFile(file, spaceNum, ")\n");
}
void printMem(FILE* file, IR_myExp exp, int spaceNum)
{
fprintf(file, "Mem(");
printExpression(file, exp->u.mem, spaceNum + 2);
indentAndPrintToFile(file, spaceNum, ")\n");
}
void printCall(FILE* file, IR_myExp exp, int spaceNum)
{
fprintf(file, "Call(");
printExpression(file, exp->u.call.func, spaceNum + 2);
IR_myExpList exps = exp->u.call.args;
while (exps)
{
indentAndPrintToFile(file, spaceNum, ", ");
printExpression(file, exps->head, spaceNum + 2);
exps = exps->tails;
}
indentAndPrintToFile(file, spaceNum, ")\n");
}
void printTableRefInfo(TableRef* table, uintmax_t numIndent) {
switch (table->type) {
case kTableName:
inprint(table->name, numIndent);
break;
case kTableSelect:
printSelectStatementInfo(table->select, numIndent);
break;
case kTableJoin:
inprint("Join Table", numIndent);
inprint("Left", numIndent+1);
printTableRefInfo(table->join->left, numIndent+2);
inprint("Right", numIndent+1);
printTableRefInfo(table->join->right, numIndent+2);
inprint("Join Condition", numIndent+1);
printExpression(table->join->condition, numIndent+2);
break;
case kTableCrossProduct:
for (TableRef* tbl : *table->list) printTableRefInfo(tbl, numIndent);
break;
}
if (table->alias != NULL) {
inprint("Alias", numIndent+1);
inprint(table->alias, numIndent+2);
}
}
void ExprSMTLIBPrinter::printCastExpr(const ref<CastExpr> &e) {
/* sign_extend and zero_extend behave slightly unusually in SMTLIBv2
* instead of specifying of what bit-width we would like to extend to
* we specify how many bits to add to the child expression
*
* e.g
* ((_ sign_extend 64) (_ bv5 32))
*
* gives a (_ BitVec 96) instead of (_ BitVec 64)
*
* So we must work out how many bits we need to add.
*
* (e->width) is the desired number of bits
* (e->src->getWidth()) is the number of bits in the child
*/
unsigned int numExtraBits = (e->width) - (e->src->getWidth());
*p << "((_ " << getSMTLIBKeyword(e) << " " << numExtraBits << ") ";
p->pushIndent(); // add indent for recursive call
printSeperator();
// recurse
printExpression(e->src, SORT_BITVECTOR);
p->popIndent(); // pop indent added for recursive call
printSeperator();
*p << ")";
}
void printESeq(FILE* file, IR_myExp exp, int spaceNum)
{
fprintf(file, "Eseq(");
printStatement(file, exp->u.eseq.statement, spaceNum + 2);
indentAndPrintToFile(file, spaceNum, ", ");
printExpression(file, exp->u.eseq.exp, spaceNum + 2);
indentAndPrintToFile(file, spaceNum, ")\n");
}
double evaluateExpression(SuffixExpression expression){
int length = expression.size();
if(length == 2)
return expression[0];
int i=0;
while(i<length-1){//ignore the ending '#'
#ifdef LOCAL_DEBUG
printExpression(expression);
#endif
while(expression[i].type != Item::OPERATOR){
i++;
}
//found an operator
int positionOfOperator = i;
double a, b;
i--;
while(expression[i].type != Item::OPERAND){
i--;
}
a = expression[i];
expression[i].clear();
i--;
while(expression[i].type != Item::OPERAND){
i--;
}
b = expression[i];
expression[i].clear();
//now operands found
double result;
switch(expression[positionOfOperator]){
case '+':
result = b+a;
break;
case '-':
result = b-a;
break;
case '*':
result = b*a;
break;
case '/':
result = b/a;
break;
default:
throw "unknown operator";
}
expression[positionOfOperator] = result;
i = positionOfOperator + 1;
}
return expression[length-2];
}
void CodeGenerator::printOutput(const Node *outputNode)
{
ofs << "std::cout << ";
Node *argument = outputNode->son;
while(argument)
{
printExpression(argument);
argument = argument->bro;
if(argument)
ofs << " << ";
}
ofs << ';' << std::endl;
}
void CodeGenerator::printExpression(const Node *operatorNode)
{
if(!operatorNode)
return;
unsigned long long key;
switch(operatorNode->kind)
{
case VAR:
key = SymbolTable::hash(operatorNode->val.sVal);
if(symbolTable.isInScopes(key))
ofs << operatorNode->val.sVal;
else
{
std::cerr << "variable is not declared : " << operatorNode->val.sVal << std::endl;
exit(-1);
}
break;
case INT:
ofs << operatorNode->val.iVal;
break;
case CHAR:
ofs << operatorNode->val.cVal;
break;
case STRING:
ofs << '\"' << operatorNode->val.sVal << '\"';
break;
// case FUNCTION:
// break;
}
printExpression(operatorNode->son);
if(operatorNode->son)
printExpression(operatorNode->son->bro);
}
void ExprSMTLIBPrinter::printSortArgsExpr(const ref<Expr> &e,
ExprSMTLIBPrinter::SMTLIB_SORT s) {
*p << "(" << getSMTLIBKeyword(e) << " ";
p->pushIndent(); // add indent for recursive call
// loop over children and recurse into each expecting they are of sort "s"
for (unsigned int i = 0; i < e->getNumKids(); i++) {
printSeperator();
printExpression(e->getKid(i), s);
}
p->popIndent(); // pop indent added for recursive call
printSeperator();
*p << ")";
}
void ExprSMTLIBPrinter::printReadExpr(const ref<ReadExpr> &e) {
*p << "(" << getSMTLIBKeyword(e) << " ";
p->pushIndent();
printSeperator();
// print array with updates recursively
printUpdatesAndArray(e->updates.head, e->updates.root);
// print index
printSeperator();
printExpression(e->index, SORT_BITVECTOR);
p->popIndent();
printSeperator();
*p << ")";
}
void ExprSMTLIBPrinter::printExtractExpr(const ref<ExtractExpr> &e) {
unsigned int lowIndex = e->offset;
unsigned int highIndex = lowIndex + e->width - 1;
*p << "((_ " << getSMTLIBKeyword(e) << " " << highIndex << " " << lowIndex
<< ") ";
p->pushIndent(); // add indent for recursive call
printSeperator();
// recurse
printExpression(e->getKid(0), SORT_BITVECTOR);
p->popIndent(); // pop indent added for the recursive call
printSeperator();
*p << ")";
}
void ExprSMTLIBPrinter::printQuery() {
if (humanReadable) {
*p << "; Query from solver turned into an assert";
p->breakLineI();
}
p->pushIndent();
*p << "(assert";
p->pushIndent();
printSeperator();
printExpression(queryAssert, SORT_BOOL);
p->popIndent();
printSeperator();
*p << ")";
p->popIndent();
p->breakLineI();
}
void ExprSMTLIBPrinter::printConstraints() {
if (humanReadable)
*o << "; Constraints" << endl;
// Generate assert statements for each constraint
for (ConstraintManager::const_iterator i = query->constraints.begin();
i != query->constraints.end(); i++) {
*p << "(assert ";
p->pushIndent();
printSeperator();
// recurse into Expression
printExpression(*i, SORT_BOOL);
p->popIndent();
printSeperator();
*p << ")";
p->breakLineI();
}
}
void printInsertStatementInfo(InsertStatement* stmt, uintmax_t numIndent) {
inprint("InsertStatment", numIndent);
inprint(stmt->tableName, numIndent+1);
if (stmt->columns != NULL) {
inprint("Columns", numIndent+1);
for (char* col_name : *stmt->columns) {
inprint(col_name, numIndent+2);
}
}
switch (stmt->type) {
case InsertStatement::kInsertValues:
inprint("Values", numIndent+1);
for (Expr* expr : *stmt->values) {
printExpression(expr, numIndent+2);
}
break;
case InsertStatement::kInsertSelect:
printSelectStatementInfo(stmt->select, numIndent+1);
break;
}
}
